EASY
Earn 100

Cretaceous period of the Mesozoic era is characterised by which of the following

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Important Questions on Evolution

MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Convergent evolution is illustrated by ___.
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Flippers of Penguins and Dolphins are examples of
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
The phenomenon of evolution of different species in a given geographical area starting from a point and spreading to other habitats is called:
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
A researcher found petrified dinosaur faeces. Which one of the following is unlikely to be found in this fossil?
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Which one of the following are analogous structures?
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Seymouria represents the evolutionary biological link between the following organisms
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Embryological support for evolution was proposed by:
HARD
Biology>Genetics and Evolution>Evolution>Geological Time Scale
The common morning glory (Ipomoea purpurea) exhibits two flower colours, where purple is dominant over pink. Within a population of common morning glory which is at genetic equilibrium, 9% of all flowers are pink. Assuming that there are no other compounding factors, what is the frequency of flowers in the population that are heterozygous?
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
The ________ theory attempts to explain to us the origin of the universe.
MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Organic compounds first evolved in earth required for origin of life were :
MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale
In Africa, two distinct types of Rhinoceros are found. One is grazing which lives in open land and second is a browsing type which lives in wooded areas. It is which type of adaptive radiation?
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Which of the following structures is homologous to the wing of a bird?
MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale

Assertion (A): Homologous characters are originated from a different ancestor

Reason (R): Wings of sparrow and finches are homologous

MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale

Statement I: Organs which have similar structure and origin but perform different functions are called analogous organs.
Statement II : The sudden appearance of some vestigial organs in a better developed condition is called atavism

The correct option among the following is

HARD
Biology>Genetics and Evolution>Evolution>Geological Time Scale
The condition(s) that allow(s) a population to exist in genetic equilibrium is/are:
MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Which of the following does not show divergent evolution?
MEDIUM
Biology>Genetics and Evolution>Evolution>Geological Time Scale
The similarity of bone structure in the forelimbs of many vertebrates is an example of:
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Embryological support for evolution was disapproved by
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
The wings of a bird and the wings of an insect are:
EASY
Biology>Genetics and Evolution>Evolution>Geological Time Scale
Analogous structures are a result of: